#include<iostream>
#include<string>
using namespace std;
class person{
private:
    string name;
    int age;
public:
    person(string n,int a){
        name=n;
        age=a;
    }
    void opertaor++(){
        ++age;
    }
    void display(){
        cout<<"Update age of"<<name<<": "<<age<<endl;
    }
    bool isvalid(){
        return (age>=0 && age<=120);
    }
}
int main(){
    string name;
    int age;
    cin>>name>>age;
    person p(name,age);
    if(!p isvalid()){
        cout<<"Invalid output"<<endl;
    }
    else{
        ++p;
        p.display();
    }
    return 0;
}